Home / 1,435,512.20-2,156,475.90-1,199,316.20

Finding the Fourth Proportional to 1,435,512.20, 2,156,475.90 and 1,199,316.20

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Solution

The fourth proportional to 1,435,512.20, 2,156,475.90 and 1,199,316.20 is: 1,801,654.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,512.20 : 2,156,475.90 = 1,199,316.20 : x
  2. Step 2: Convert to fraction form
    1,435,512.20/2,156,475.90 = 1,199,316.20/x
  3. Step 3: Cross multiply
    1,435,512.20x = 2,156,475.90 × 1,199,316.20
  4. Step 4: Simplify right side
    1,435,512.20x = 2,586,296,481,779.58
  5. Step 5: Solve for x
    x = 2,586,296,481,779.58/1,435,512.20
  6. Step 6: Final answer
    x = 1,801,654.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.